20 results
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... plasma insulin (treatment ... , Osmotic diuresis ... or induced) #Hypokalemia ... #Causes #differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Loop and thiazide diuretics ... - Hypokalemia ... - Osmotic diuresis ... Post-obstructive diuresis ... #Workup #hypomg
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... • Refeeding syndrome ... Thyrotoxicosis Medications ... • Discontinued diuretic ... MatthewHoMD #Hypokalemia
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... G-K), K-sparing diuretics ... improve GFR - Diuresis ... (IV loop diuretic ... - IV loop diuretic
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... hypomagnesemia Hypokalemia ... foscarnet - Diuretics ... and other loop diuretics ... panitumumab) #Drugs #hypokalemia
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
with secondary, hypocalcemia ... - Acquired: Medications ... pentamidine), Hypercalcemia ... , Diuretic phase ... #nephrology #magnesium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential ... Malignancy True hypovolemia ... GI losses • Renal ... especially thiazide diuretics ... Uosm < 100 mmol/kg
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential ... Malignancy True hypovolemia ... GI losses • Renal ... especially thiazide diuretics ... Uosm < 100 mmol/kg
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
irrigation • Management ... Hyponatremia • Hypercalcemia ... Kidney stones caused ... Tolvaptan) • Treatment ... #Diuresis #Nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... • K sparing diuretics ... cantaloupe #hyperkalemia